diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_82598.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_82598.c | 61 |
1 files changed, 58 insertions, 3 deletions
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index 845c679c8b87..8179e5060a18 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -37,6 +37,7 @@ #define IXGBE_82598_RAR_ENTRIES 16 #define IXGBE_82598_MC_TBL_SIZE 128 #define IXGBE_82598_VFT_TBL_SIZE 128 +#define IXGBE_82598_RX_PB_SIZE 512 static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, ixgbe_link_speed speed, @@ -197,14 +198,35 @@ out: * @hw: pointer to hardware structure * * Starts the hardware using the generic start_hw function. - * Then set pcie completion timeout + * Disables relaxed ordering Then set pcie completion timeout + * **/ static s32 ixgbe_start_hw_82598(struct ixgbe_hw *hw) { + u32 regval; + u32 i; s32 ret_val = 0; ret_val = ixgbe_start_hw_generic(hw); + /* Disable relaxed ordering */ + for (i = 0; ((i < hw->mac.max_tx_queues) && + (i < IXGBE_DCA_MAX_QUEUES_82598)); i++) { + regval = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); + regval &= ~IXGBE_DCA_TXCTRL_TX_WB_RO_EN; + IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(i), regval); + } + + for (i = 0; ((i < hw->mac.max_rx_queues) && + (i < IXGBE_DCA_MAX_QUEUES_82598)); i++) { + regval = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i)); + regval &= ~(IXGBE_DCA_RXCTRL_DESC_WRO_EN | + IXGBE_DCA_RXCTRL_DESC_HSRO_EN); + IXGBE_WRITE_REG(hw, IXGBE_DCA_RXCTRL(i), regval); + } + + hw->mac.rx_pb_size = IXGBE_82598_RX_PB_SIZE; + /* set the completion timeout for interface */ if (ret_val == 0) ixgbe_set_pcie_completion_timeout(hw); @@ -1064,7 +1086,7 @@ static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, sfp_stat = sfp_stat & IXGBE_I2C_EEPROM_STATUS_MASK; if (sfp_stat != IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS) break; - msleep(10); + usleep_range(10000, 20000); } if (sfp_stat != IXGBE_I2C_EEPROM_STATUS_PASS) { @@ -1188,6 +1210,38 @@ out: return physical_layer; } +/** + * ixgbe_set_lan_id_multi_port_pcie_82598 - Set LAN id for PCIe multiple + * port devices. + * @hw: pointer to the HW structure + * + * Calls common function and corrects issue with some single port devices + * that enable LAN1 but not LAN0. + **/ +static void ixgbe_set_lan_id_multi_port_pcie_82598(struct ixgbe_hw *hw) +{ + struct ixgbe_bus_info *bus = &hw->bus; + u16 pci_gen = 0; + u16 pci_ctrl2 = 0; + + ixgbe_set_lan_id_multi_port_pcie(hw); + + /* check if LAN0 is disabled */ + hw->eeprom.ops.read(hw, IXGBE_PCIE_GENERAL_PTR, &pci_gen); + if ((pci_gen != 0) && (pci_gen != 0xFFFF)) { + + hw->eeprom.ops.read(hw, pci_gen + IXGBE_PCIE_CTRL2, &pci_ctrl2); + + /* if LAN0 is completely disabled force function to 0 */ + if ((pci_ctrl2 & IXGBE_PCIE_CTRL2_LAN_DISABLE) && + !(pci_ctrl2 & IXGBE_PCIE_CTRL2_DISABLE_SELECT) && + !(pci_ctrl2 & IXGBE_PCIE_CTRL2_DUMMY_ENABLE)) { + + bus->func = 0; + } + } +} + static struct ixgbe_mac_operations mac_ops_82598 = { .init_hw = &ixgbe_init_hw_generic, .reset_hw = &ixgbe_reset_hw_82598, @@ -1199,7 +1253,7 @@ static struct ixgbe_mac_operations mac_ops_82598 = { .get_mac_addr = &ixgbe_get_mac_addr_generic, .stop_adapter = &ixgbe_stop_adapter_generic, .get_bus_info = &ixgbe_get_bus_info_generic, - .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie, + .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie_82598, .read_analog_reg8 = &ixgbe_read_analog_reg8_82598, .write_analog_reg8 = &ixgbe_write_analog_reg8_82598, .setup_link = &ixgbe_setup_mac_link_82598, @@ -1227,6 +1281,7 @@ static struct ixgbe_mac_operations mac_ops_82598 = { static struct ixgbe_eeprom_operations eeprom_ops_82598 = { .init_params = &ixgbe_init_eeprom_params_generic, .read = &ixgbe_read_eerd_generic, + .read_buffer = &ixgbe_read_eerd_buffer_generic, .calc_checksum = &ixgbe_calc_eeprom_checksum_generic, .validate_checksum = &ixgbe_validate_eeprom_checksum_generic, .update_checksum = &ixgbe_update_eeprom_checksum_generic, |